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A term for a “smoking” session using electronic cigarettes, and most commonly Juuls. The term originated in La Jolla, CA; from there it quickly spread to the nearby city of San Diego, and grew in popularity across the nation among high schoolers who don’t realize it sounds to older people like they’re talking about having sex.
Hey bro, wanna go shack in my car after this period?

Yeah, me and Tommy just shacked in the bathroom so hard bro!
by hattyhatman May 23, 2018
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Army or other military barracks where soldiers live.
The rooms in the shacks are so small!
by Paul McAllister April 21, 2004
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Another name for change or coins.
Person 1: Its $10

Person 2: Is it cool if I pay in shacks?
by phatCoq January 27, 2011
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